<template>
  <div class="xtx-pay-checkout-page">
    <!-- 老师的解决办法对于可选链直接v-if -->
    <!-- <div class="container m-top-20" v-if="checkoutInfo&&checkoutInfo.summary"> -->
    <div class="container m-top-20">
      <!-- 自己写法暂时么有报错 -->
      <div class="wrapper" v-for="i in checkoutInfo" :key="i.id">
        <!-- 老师写法有报错点点 他没有加v-for。解决办法上面 -->
        <!-- < div class="wrapper" >-->
        <!-- 收货地址 -->
        <h3 class="box-title">收货地址</h3>
        <div class="box-body">
          <div class="address">
            <div class="text">
              <div class="none" v-if="checkoutInfo.userAddresses.length === 0">
                您需要先添加收货地址才可提交订单。
              </div>
              <ul v-else>
                <li>
                  <span>收<i />货<i />人：</span>{{ address.receiver }}
                </li>
                <li><span>联系方式：</span>{{ address.contact }}</li>
                <li>
                  <span>收货地址：</span>{{ address.fullLocation
                  }}{{ address.address }}
                </li>
              </ul>
            </div>
            <div class="action">
              <XtxButton class="btn" @click="toggleAddress">切换地址</XtxButton>
              <XtxButton class="btn" @click="addAddress">添加地址</XtxButton>
            </div>
          </div>
        </div>
        <!-- 商品信息 -->
        <h3 class="box-title">商品信息</h3>
        <div class="box-body">
          <table class="goods">
            <thead>
              <tr>
                <th width="520">商品信息</th>
                <th width="170">单价</th>
                <th width="170">数量</th>
                <th width="170">小计</th>
                <th width="170">实付</th>
              </tr>
            </thead>
            <!-- 商品信息循环 -->
            <tbody>
              <tr v-for="i in checkoutInfo.goods" :key="i.id">
                <td>
                  <a href="javascript:;" class="info">
                    <img :src="i.picture" alt="" />
                    <div class="right">
                      <p>{{ i.name }}</p>
                      <p>{{ i.attrsText }}</p>
                    </div>
                  </a>
                </td>
                <td>&yen;{{ i.payPrice }}</td>
                <td>{{ i.count }}</td>
                <td>&yen;{{ i.totalPrice }}</td>
                <td>&yen;{{ i.totalPayPrice }}</td>
              </tr>
            </tbody>
          </table>
        </div>
        <!-- 配送时间 -->
        <h3 class="box-title">配送时间</h3>
        <div class="box-body">
          <a class="my-btn active" href="javascript:;"
            >不限送货时间：周一至周日</a
          >
          <a class="my-btn" href="javascript:;">工作日送货：周一至周五</a>
          <a class="my-btn" href="javascript:;">双休日、假日送货：周六至周日</a>
        </div>
        <!-- 支付方式 -->
        <h3 class="box-title">支付方式</h3>
        <div class="box-body">
          <a class="my-btn active" href="javascript:;">在线支付</a>
          <a class="my-btn" href="javascript:;">货到付款</a>
          <span style="color: #999">货到付款需付5元手续费</span>
        </div>
        <!-- 金额明细 -->
        <h3 class="box-title">金额明细</h3>
        <!-- 金额明细 -->
        <div class="box-body">
          <div class="total">
            <dl>
              <dt>商品件数：</dt>
              <dd>{{ checkoutInfo.summary.goodsCount }}件</dd>
            </dl>
            <dl>
              <dt>商品总价：</dt>
              <dd>¥{{ checkoutInfo.summary.totalPrice }}</dd>
            </dl>
            <dl>
              <dt>运<i></i>费：</dt>
              <dd>¥{{ checkoutInfo.summary.postFee }}</dd>
            </dl>
            <dl>
              <dt>应付总额：</dt>
              <dd class="price">¥{{ checkoutInfo.summary.totalPayPrice }}</dd>
            </dl>
          </div>
        </div>
        <!-- 提交订单 -->
        <div class="submit">
          <XtxButton type="primary" @click="submit">提交订单</XtxButton>
        </div>
      </div>
    </div>
    <XtxDialog title="切换收获地址" :visible="visible" @close="delAdder">
      <template #default>
        <div class="addressWrapper">
          <!-- tab栏切换类交互的通用实现逻辑
          关键点:active类名,当有的时候选中状态,没有就是非选中状态
          点击切换active类名
          思路:1.点击是记录当前点击了谁(哪项的id)
          2.通过动态类名控制active显示 :class='{active:条件}'
          3.条件就是 当前通过v-for遍历时当前的id是否等于我们记录下来的值===固定语法 -->
          <div
            class="text item"
            v-for="item in checkoutInfo.userAddresses"
            :key="item.id"
            @click="switchAddresser(item)"
            :class="{ active: item.id === activation.id }"
          >
            <ul>
              <li>
                <span>
                  收
                  <i />货 <i />人：
                </span>
                {{ item.receiver }}
              </li>
              <li>
                <span>联系方式：</span>
                {{ item.contact }}
              </li>
              <li>
                <span>收货地址：</span>
                {{ item.fullLocation + item.address }}
              </li>
            </ul>
          </div>
        </div>
      </template>
      <template #footer>
        <XtxButton
          type="gray"
          style="margin-right: 20px"
          @click="visible = false"
          >取消</XtxButton
        >
        <XtxButton type="primary" @click="sure">确认</XtxButton>
      </template>
    </XtxDialog>
    <!-- 添加地址弹框 -->
    <XtxDialog :visible="addVisible" title="切换地址" @close="closeAddDialog">
      <template #default>
        <div class="address-edit">
          <div class="xtx-form">
            <div class="xtx-form-item">
              <div class="label">收货人：</div>
              <div class="field">
                <input
                  v-model="formData.receiver"
                  class="input"
                  placeholder="请输入收货人"
                />
              </div>
            </div>
            <div class="xtx-form-item">
              <div class="label">手机号：</div>
              <div class="field">
                <input
                  v-model="formData.contact"
                  class="input"
                  placeholder="请输入手机号"
                />
              </div>
            </div>
            <div class="xtx-form-item">
              <div class="label">地区：</div>
              <div class="field">
                <XtxCity placeholder="请选择所在地区" @change="cityChange" />
              </div>
            </div>
            <div class="xtx-form-item">
              <div class="label">详细地址：</div>
              <div class="field">
                <input
                  v-model="formData.address"
                  class="input"
                  placeholder="请输入详细地址"
                />
              </div>
            </div>
            <div class="xtx-form-item">
              <div class="label">邮政编码：</div>
              <div class="field">
                <input
                  v-model="formData.postalCode"
                  class="input"
                  placeholder="请输入邮政编码"
                />
              </div>
            </div>
            <div class="xtx-form-item">
              <div class="label">地址标签：</div>
              <div class="field">
                <input
                  v-model="formData.addressTags"
                  class="input"
                  placeholder="请输入地址标签，逗号分隔"
                />
              </div>
            </div>
          </div>
        </div>
      </template>
    </XtxDialog>
  </div>
</template>
<script>
import { findCheckoutInfo, createOrder } from '@/api/order.js'
import { ref, reactive } from 'vue'
import { useRouter } from 'vue-router'
import { findCartList } from '@/api/care.js'
import store from '../../store'

export default {
  name: 'XtxPayCheckoutPage',
  setup () {
    const checkoutInfo = ref({})
    const address = ref({})// 获取地址
    //  在接口里面地址有一个===isDefault=1就是默认地址，isDefault=0就是普通地址在，result.userAddresses里
    // 获取结算结果信息
    async function findCheckoutInfoFn () {
      const res = await findCheckoutInfo()
      checkoutInfo.value = res.result
      // 要想拿到里面的isDefault===1默认的需要查找
      const item = res.result.userAddresses.find((item) => item.isDefault === 1)

      // 但是要判断一下，如果item没有找到那么就是undefind
      if (item) { // 如果item存在的话，给他赋值
        address.value = item
      } else { // 如果没有找到的话，就用第一项做值
        address.value = res.result.userAddresses[0]
      }
    }
    // 切换地址
    const visible = ref(false)
    function toggleAddress () {
      visible.value = true
    }
    // 关闭弹框
    function delAdder () {
      visible.value = false
    }
    // 弹框里显示地址点击事件
    const activation = ref({})// 激活存入
    function switchAddresser (item) {
      activation.value = item
    }
    // 确定事件，点击替换文本页面上的地址
    const router = useRouter()
    function sure () {
      address.value = activation.value// 获取地址的value等于激活存入点击的地址
      visible.value = false
    }
    // 提交订单
    async function submit () {
      const res = await createOrder({
        deliveryTimeType: 1,
        payType: 1,
        buyerMessage: '',
        addressId: address.value.id, // 地址id
        goods: checkoutInfo.value.goods.map(item => {
          return {
            skuId: item.skuId,
            count: item.count
          }
        }) // { skuId, count } 由所有商品的skuId 和 count字段组成的数组

      })
      // 跳转支付页面
      router.push(`/pay?id=${res.result.id}`)
      // 刷新购物车列表
      const resList = await findCartList()
      // 之后传递给vuex里的mutation
      store.commit('care/setCartList', resList.result)
    }

    function addAddress () {
      visible.value = true
    }
    // 选择地区
    function cityChange (data) {
      console.log(data)
      formData.provinceCode = data.provinceCode
      formData.cityCode = data.cityCode
      formData.countyCode = data.countyCode
      formData.fullLocation = `${data.cityName}${data.countyName}${data.provinceName}`
    }
    // 表单数据
    const formData = reactive({
      receiver: '',
      contact: '',
      provinceCode: '',
      cityCode: '',
      countyCode: '',
      address: '',
      postalCode: '',
      addressTags: '',
      isDefault: 0,
      fullLocation: ''
    })
    // 提交操作
    // async function sure () {
    //   // 接口调用
    //   await addAddress(formData)
    //   // 提示用户
    //   // Message({ text: '新增成功', type: 'success' })
    //   // 弹框关掉
    //   visible.value = false
    //   // 更新地址列表数据
    //   findCheckoutInfoFn()
    // }
    findCheckoutInfoFn()
    return {
      checkoutInfo,
      address,
      toggleAddress,
      visible,
      delAdder,
      switchAddresser,
      activation,
      sure,
      submit,
      addAddress,
      cityChange
    }
  }
}
</script>

<style scoped lang="less">
.xtx-pay-checkout-page {
  .wrapper {
    background: #fff;
    padding: 0 20px;
    .box-title {
      font-size: 16px;
      font-weight: normal;
      padding-left: 10px;
      line-height: 70px;
      border-bottom: 1px solid #f5f5f5;
    }
    .box-body {
      padding: 20px 0;
    }
  }
}
.address {
  border: 1px solid #f5f5f5;
  display: flex;
  align-items: center;
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    .none {
      line-height: 90px;
      color: #999;
      text-align: center;
      width: 100%;
    }
    > ul {
      flex: 1;
      padding: 20px;
      li {
        line-height: 30px;
        span {
          color: #999;
          margin-right: 5px;
          > i {
            width: 0.5em;
            display: inline-block;
          }
        }
      }
    }
    > a {
      color: @xtxColor;
      width: 160px;
      text-align: center;
      height: 90px;
      line-height: 90px;
      border-right: 1px solid #f5f5f5;
    }
  }
  .action {
    width: 420px;
    text-align: center;
    .btn {
      width: 140px;
      height: 46px;
      line-height: 44px;
      font-size: 14px;
      &:first-child {
        margin-right: 10px;
      }
    }
  }
}
.goods {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  .info {
    display: flex;
    text-align: left;
    img {
      width: 70px;
      height: 70px;
      margin-right: 20px;
    }
    .right {
      line-height: 24px;
      p {
        &:last-child {
          color: #999;
        }
      }
    }
  }
  tr {
    th {
      background: #f5f5f5;
      font-weight: normal;
    }
    td,
    th {
      text-align: center;
      padding: 20px;
      border-bottom: 1px solid #f5f5f5;
      &:first-child {
        border-left: 1px solid #f5f5f5;
      }
      &:last-child {
        border-right: 1px solid #f5f5f5;
      }
    }
  }
}
.my-btn {
  width: 228px;
  height: 50px;
  border: 1px solid #e4e4e4;
  text-align: center;
  line-height: 48px;
  margin-right: 25px;
  color: #666666;
  display: inline-block;
  &.active,
  &:hover {
    border-color: @xtxColor;
  }
}
.total {
  dl {
    display: flex;
    justify-content: flex-end;
    line-height: 50px;
    dt {
      i {
        display: inline-block;
        width: 2em;
      }
    }
    dd {
      width: 240px;
      text-align: right;
      padding-right: 70px;
      &.price {
        font-size: 20px;
        color: @priceColor;
      }
    }
  }
}
.submit {
  text-align: right;
  padding: 60px;
  border-top: 1px solid #f5f5f5;
}
</style>
<style lang="less">
.xtx-dialog {
  .addressWrapper {
    max-height: 500px;
    overflow-y: auto;
  }
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    &.item {
      border: 1px solid #f5f5f5;
      margin-bottom: 10px;
      cursor: pointer;
      &.active,
      &:hover {
        border-color: @xtxColor;
        background: lighten(@xtxColor, 50%);
      }
      > ul {
        padding: 10px;
        font-size: 14px;
        line-height: 30px;
      }
    }
  }
}
</style>
